(svn r973) Makefile: added make nightly_build (only on mac)
#ifndef SCREENSHOT_H#define SCREENSHOT_Hvoid InitializeScreenshotFormats(void);const char *GetScreenshotFormatDesc(int i);void SetScreenshotFormat(int i);bool MakeScreenshot(void);bool MakeWorldScreenshot(int left, int top, int width, int height, int zoom);#endif